2010-06-222010-06-222010-06-221975https://hdl.handle.net/10365/9711This article presents four wheel drive tractors usage by farmers in North Dakota and the reasoning behind such. To investigate information on the uses made of four-wheel drive tractors and the reasons for their purchase, a survey of four·wheel d rive tractor owners was conducted in 1972. Interviews were conducted by personal visits and by telephone. Respondents' names were obtained from implement dealers. Sixty-seven farmers owning four-whee l drive tractors for at least one year answered the survey. Thirteen respondents owned two four-wheel drive tractors, resulting in data concerning 80 tractors.North Dakota State UniversityAgricultural machinery.Farm management.Article